Veille CVE
CVE-2020-3433
7.8 Élevée Exploitée activement Utilisée par des rançongicielsCatalogue CISA KEV — Cisco AnyConnect Secure Mobility Client for Windows DLL Hijacking Vulnerability
Ajoutée le 24/10/2022 · Échéance de correction (agences US) : 14/11/2022
Action requise : Apply updates per vendor instructions.
Description
A vulnerability in the interprocess communication (IPC) channel of Cisco AnyConnect Secure Mobility Client for Windows could allow an authenticated, local attacker to perform a DLL hijacking attack. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system. The vulnerability is due to insufficient validation of resources that are loaded by the application at run time. An attacker could exploit this vulnerability by sending a crafted IPC message to the AnyConnect process. A successful exploit could allow the attacker to execute arbitrary code on the affected machine with SYSTEM privileges. To exploit this vulnerability, the attacker would need to have valid credentials on the Windows system.
Produits concernés
Scores CVSS
| Version | Score | Source | Vecteur |
|---|---|---|---|
| 3.1 | 7.8 Élevée | psirt@cisco.com | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 7.8 Élevée | nvd@nist.gov (NVD) | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | 7.2 Élevée | nvd@nist.gov (NVD) | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Faiblesses (CWE)
Références
- http://packetstormsecurity.com/files/159420/Cisco-AnyConnect-Privilege-Escalation.html ExploitThird Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconnect-dll-F26WwJW Vendor Advisory
- http://packetstormsecurity.com/files/159420/Cisco-AnyConnect-Privilege-Escalation.html ExploitThird Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-anyconnect-dll-F26WwJW Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3433 US Government Resource